The Jefftron Active Brake V2 Mosfet with wiring is a professionally engineered electronic control module built to maximise performance and reliability in airsoft electric guns. Whether you’re running a skirmish rifle or a dedicated milsim platform, this mosfet transforms how your gearbox operates.
Key Features
- Active motor braking – eliminates piston pre-stretch in semi-automatic mode
- Increased rate of fire – responsive trigger response and higher cycle speed
- Extended battery life – mosfet efficiency reduces power draw
- Full spring release – eliminates mechanical strain on internal parts
- Improved hop-up lock-up – nozzle fully engages the hop-up chamber
- V2 gearbox compatibility – direct fit for standard V2 mechaboxes
- Pre-wired assembly – simplifies installation for most users
Real-World Use Cases
Skirmishers benefit from sharper trigger response and the reliability that comes with reduced mechanical stress. Milsim players appreciate the extended battery run-time on long operations, whilst precision shooters value the consistent nozzle engagement that active braking provides. The fully released spring in semi mode also minimises wear on critical components, extending the life of your gearbox.
Technical Specifications
- Gearbox version: V2
- Function: Active brake mosfet with motor control
- Configuration: Pre-wired for direct installation
- Compatibility: Standard V2 AEG gearboxes
Compatibility & Upgrades
This mosfet is engineered for V2 gearboxes, making it compatible with a vast range of popular AEGs including most M4 carbines, rifles, and bullpups. Installation requires basic soldering knowledge or professional fitting. Pair with a quality LiPo or NiMH battery to unlock full performance benefits. Consider upgrading your motor, spring, or barrel simultaneously to create a cohesive performance build.
UK Legal & Site Notes
The Jefftron Active Brake V2 is an internal electronic component and is fully legal to own and use at UK airsoft sites. Many sites mandate mosfets for LiPo battery use due to their protective circuitry; check your local site rules before attending. Always ensure your completed build stays within the 1.48 J (350 fps @ 0.20g) or 2.31 J (500 fps @ 0.20g) limits for your site’s engagement limits.
Upgrade your AEG’s trigger response, efficiency, and reliability with the Jefftron Active Brake V2 Mosfet. Order today from Airsoftdirect and experience the difference professional electronics make.













